#B73247#B73247

#B73247 is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.5% C 0.169 H 16.5°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#B73247
RGB	rgb(183, 50, 71)
HSL	hsl(351, 57%, 46%)
HSV	hsv(351, 73%, 72%)
CMYK	cmyk(0%, 72.7%, 61.2%, 28.2%)
CIE-LAB	lab(42.47, 54.07, 19.62)
CIE-LCH	lch(42.47, 57.53, 19.95°)
OKLab	oklab(52.52% 0.1617 0.0478)
OKLCH	oklch(52.52% 0.169 16.5)
XYZ	xyz(21.8086, 12.8066, 7.2836)
Luminance	0.1280 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73247 #32B7A2

analogous

#B7328A #B73247 #B75F32

triadic

#B73247 #47B732 #3247B7

tetradic

#B73247 #8AB732 #32B7A2 #5F32B7

square

#B73247 #8AB732 #32B7A2 #5F32B7

split-complementary

#B73247 #32B75F #328AB7

monochromatic

#571822 #872534 #B73247 #D15669 #DE8694

Accessibility & contrast

On white

5.90

#B73247 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#B73247 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73247

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73247	#FFFFFF	#000000	##FFFFFF
##B73247	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565347

Deuteranopia (green-blind)

#786E43

Tritanopia (blue-blind)

#C8063B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b73247;
/* rgb */ color: rgb(183, 50, 71);
/* oklch */ color: oklch(52.5% 0.169 16.5);

Tailwind

colors: {
  custom: {
    50: '#d4747a',
    500: '#b73247',
    950: '#000000',
  },
}

SCSS

$custom: #b73247;
$custom-light: #d4747a;
$custom-dark: #000000;

JSON

{
  "hex": "#b73247",
  "rgb": {
    "r": 183,
    "g": 50,
    "b": 71
  },
  "hsl": {
    "h": 350.526,
    "s": 57.082,
    "l": 45.686
  },
  "oklch": {
    "l": 0.52517,
    "c": 0.16864,
    "h": 16.5
  },
  "luminance": 0.12803
}

Semantic roles & 50–950 ramp

primary

#B73247

secondary

#7DC7BC

accent

#E0C847

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B73247

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →